219819990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 576792576

約数和(自身を除く): 356972586

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 191, 195, 227, 338, 382, 390, 454, 507, 573, 681, 845, 955, 1014, 1135, 1146, 1362, 1690, 1910, 2270, 2483, 2535, 2865, 2951, 3405, 4966, 5070, 5730, 5902, 6810, 7449, 8853, 12415, 14755, 14898, 17706, 24830, 29510, 32279, 37245, 38363, 43357, 44265, 64558, 74490, 76726, 86714, 88530, 96837, 115089, 130071, 161395, 191815, 193674, 216785, 230178, 260142, 322790, 383630, 433570, 484185, 563641, 575445, 650355, 968370, 1127282, 1150890, 1300710, 1690923, 2818205, 3381846, 5636410, 7327333, 8454615, 14654666, 16909230, 21981999, 36636665, 43963998, 73273330, 109909995, 219819990]

約数ペア:

[(1, 219819990), (2, 109909995), (3, 73273330), (5, 43963998), (6, 36636665), (10, 21981999), (13, 16909230), (15, 14654666), (26, 8454615), (30, 7327333), (39, 5636410), (65, 3381846), (78, 2818205), (130, 1690923), (169, 1300710), (191, 1150890), (195, 1127282), (227, 968370), (338, 650355), (382, 575445), (390, 563641), (454, 484185), (507, 433570), (573, 383630), (681, 322790), (845, 260142), (955, 230178), (1014, 216785), (1135, 193674), (1146, 191815), (1362, 161395), (1690, 130071), (1910, 115089), (2270, 96837), (2483, 88530), (2535, 86714), (2865, 76726), (2951, 74490), (3405, 64558), (4966, 44265), (5070, 43357), (5730, 38363), (5902, 37245), (6810, 32279), (7449, 29510), (8853, 24830), (12415, 17706), (14755, 14898)]